Webster's Revised Unabridged Dictionary · 1913

Vertebral

Vertebral (vẽr"te*bral) , adjective

[Compare French vertébral.]

1.
(Anatomy) Of or pertaining to a vertebra, vertebrae, or the vertebral column; spinal; rachidian.
2.
Vertebrate.

Vertebral , noun

(Zoology) A vertebrate. [Rare]